Migrating to Amazon ElastiCache for Valkey: Best practices and a customer success story
Database Blog
This article provides a comprehensive guide to migrating from Redis OSS to Amazon ElastiCache for Valkey, including best practices and a customer success story.
- Valkey is an open-source Redis OSS fork with permissive BSD 3-clause licensing
- Customer achieved 20% cost reduction while maintaining sub-millisecond latency performance
- Three migration strategies: in-place upgrade (zero downtime), snapshot-based, and online migration
- Valkey 8.x offers up to 40% memory savings through architectural optimizations
- API compatibility with Redis OSS 7.2 requires no application code changes
- In-place upgrade is fastest method, completing in minutes for most clusters
- Post-migration validation includes CloudWatch monitoring and production workload testing
- Rollback supported from Valkey 7.2 to Redis OSS 7.1 with zero downtime
- Valkey ideal for session caching, real-time analytics, ML feature stores, and gaming leaderboards
ElastiCache for Valkey provides cost-efficient, high-performance caching with seamless migration paths and strong operational benefits for enterprises.
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